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发明名称
摘要
申请公布号
JP3137730(B2)
申请公布日期
2001.02.26
申请号
JP19920128171
申请日期
1992.04.21
申请人
发明人
分类号
H01L21/304;B24B9/00;(IPC1-7):H01L21/304
主分类号
H01L21/304
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代理人
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